adapted to ProgressService (#63608)

4 files changed, 12 insertions, 543 deletions

diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/DelayedProgressMonitor.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/DelayedProgressMonitor.java
deleted file mode 100644
index 7918ba558..000000000
--- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/DelayedProgressMonitor.java
+++ /dev/null
@@ -1,146 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2004 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials 
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- * 
- * Contributors:
- *     IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.compare.contentmergeviewer;
-
-import org.eclipse.swt.widgets.Shell;
-import org.eclipse.core.runtime.IProgressMonitor;
-import java.lang.reflect.InvocationTargetException;
-import org.eclipse.jface.operation.IRunnableWithProgress;
-import org.eclipse.jface.operation.ModalContext;
-import org.eclipse.jface.dialogs.ProgressMonitorDialog;
-
-
-class DelayedProgressMonitor implements IProgressMonitor {
-	
-	ProgressMonitorDialog fProgressDialog;
-	IProgressMonitor fRealProgressMonitor;
-	String fTaskName;
-	String fSubTaskName;
-	int fTotalWork;
-	int fWorked;
-	boolean fCancelable;
-	Shell fShell;
-	int fTime;
-	
-	
-	DelayedProgressMonitor(Shell shell) {
-		fShell= shell;
-	}
-
-	/*
-	 * @see IProgressMonitor#beginTask(String, int)
-	 */
-	public void beginTask(String name, int totalWork) {
-		fTaskName= name;
-		fTotalWork= totalWork;
-		fTime= 0;
-	}
-
-	/*
-	 * @see IProgressMonitor#done()
-	 */
-	public void done() {
-		if (fRealProgressMonitor != null)
-			fRealProgressMonitor.done();
-	}
-
-	/*
-	 * @see IProgressMonitor#internalWorked(double)
-	 */
-	public void internalWorked(double work) {
-		if (fRealProgressMonitor != null) {
-			fRealProgressMonitor.internalWorked(work);
-		}
-	}
-	
-	private void checkTimeout() {
-		if (fRealProgressMonitor == null) {
-			
-			//if (fTime++ < 100)
-			//	return;
-			
-			fProgressDialog= new ProgressMonitorDialog(fShell);
-			fProgressDialog.setCancelable(true);
-			fProgressDialog.open();
-			fRealProgressMonitor= fProgressDialog.getProgressMonitor();
-			fRealProgressMonitor.beginTask(fTaskName, fTotalWork);
-			if (fSubTaskName != null)
-				fRealProgressMonitor.subTask(fSubTaskName);
-			fRealProgressMonitor.worked(fWorked);
-		}
-	}
-
-	/*
-	 * @see IProgressMonitor#isCanceled()
-	 */
-	public boolean isCanceled() {
-		checkTimeout();
-		if (fRealProgressMonitor != null)
-			return fRealProgressMonitor.isCanceled();
-		return false;
-	}
-
-	/*
-	 * @see IProgressMonitor#setCanceled(boolean)
-	 */
-	public void setCanceled(boolean value) {
-		if (fRealProgressMonitor != null)
-			fRealProgressMonitor.setCanceled(value);
-		else
-			fCancelable= value;
-	}
-
-	/*
-	 * @see IProgressMonitor#setTaskName(String)
-	 */
-	public void setTaskName(String name) {
-		if (fRealProgressMonitor != null)
-			fRealProgressMonitor.setTaskName(name);
-		else
-			fTaskName= name;
-	}
-
-	/*
-	 * @see IProgressMonitor#subTask(String)
-	 */
-	public void subTask(String name) {
-		if (fRealProgressMonitor != null)
-			fRealProgressMonitor.subTask(name);
-		else
-			fSubTaskName= name;
-	}
-
-	/*
-	 * @see IProgressMonitor#worked(int)
-	 */
-	public void worked(int work) {
-		if (fRealProgressMonitor != null)
-			fRealProgressMonitor.internalWorked(work);
-		else {
-			fWorked+= work;
-			checkTimeout();
-		}
-	}
-	
-	public static void run(Shell shell, boolean fork, boolean cancelable, IRunnableWithProgress runnable)
-						throws InvocationTargetException, InterruptedException {
-		
-		DelayedProgressMonitor pm= new DelayedProgressMonitor(shell);
-		pm.checkTimeout();
-		try {
-			ModalContext.run(runnable, fork, pm, shell.getDisplay());
-		} finally {
-			if (pm.fProgressDialog != null)
-				pm.fProgressDialog.close();
-		}
-	}
-}
-
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
index b65d1cdad..b69826cef 100644
--- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
+++ b/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/TextMergeViewer.java
@@ -51,8 +51,10 @@ import org.eclipse.core.runtime.CoreException;
 import org.eclipse.ui.IActionBars;
 import org.eclipse.ui.IKeyBindingService;
 import org.eclipse.ui.IWorkbenchPartSite;
+import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.actions.ActionFactory;
 import org.eclipse.ui.help.WorkbenchHelp;
+import org.eclipse.ui.progress.IProgressService;
 
 import org.eclipse.compare.*;
 import org.eclipse.compare.internal.ICompareContextIds;
@@ -64,7 +66,6 @@ import org.eclipse.compare.internal.DocLineComparator;
 import org.eclipse.compare.internal.ComparePreferencePage;
 import org.eclipse.compare.internal.INavigatable;
 import org.eclipse.compare.internal.CompareNavigator;
-import org.eclipse.compare.internal.TimeoutContext;
 import org.eclipse.compare.internal.DocumentManager;
 import org.eclipse.compare.internal.CompareMessages;
 import org.eclipse.compare.rangedifferencer.*;
@@ -167,8 +168,6 @@ public class TextMergeViewer extends ContentMergeViewer  {
 	private static final int LW= 1;
 	/** Selects between smartTokenDiff and mergingTokenDiff */
 	private static final boolean USE_MERGING_TOKEN_DIFF= false;
-	/** When calculating differences show Progress after this timeout (in milliseconds) */
-	private static final int TIMEOUT= 2000;
 		
 	// determines whether a change between left and right is considered incoming or outgoing
 	private boolean fLeftIsLocal;
@@ -2252,15 +2251,16 @@ public class TextMergeViewer extends ContentMergeViewer  {
 				monitor.done();
 			}
 		};
+		IProgressService progressService= PlatformUI.getWorkbench().getProgressService();
 		
 		RangeDifference[] e= null;
 		try {
-			TimeoutContext.run(true, TIMEOUT, getControl().getShell(), runnable);
+			progressService.run(true, true, runnable);
 			e= (RangeDifference[]) result[0];
 		} catch (InvocationTargetException ex) {
 			String title= Utilities.getString(bundle, "tooComplexError.title"); //$NON-NLS-1$
 			String format= Utilities.getString(bundle, "tooComplexError.format"); //$NON-NLS-1$
-			String msg= MessageFormat.format(format, new Object[] { Integer.toString(TIMEOUT/1000) } );
+			String msg= MessageFormat.format(format, new Object[] { Integer.toString(progressService.getLongOperationTime()/1000) } );
 			MessageDialog.openError(fComposite.getShell(), title, msg);
 			e= null;
 		} catch (InterruptedException ex) {
@@ -2397,15 +2397,16 @@ public class TextMergeViewer extends ContentMergeViewer  {
 				monitor.done();
 			}
 		};
+		IProgressService progressService= PlatformUI.getWorkbench().getProgressService();
 		
 		RangeDifference[] e= null;
 		try {
-			TimeoutContext.run(true, TIMEOUT, getControl().getShell(), runnable);
+			progressService.run(true, true, runnable);
 			e= (RangeDifference[]) result[0];
 		} catch (InvocationTargetException ex) {
 			String title= Utilities.getString(bundle, "tooComplexError.title"); //$NON-NLS-1$
 			String format= Utilities.getString(bundle, "tooComplexError.format"); //$NON-NLS-1$
-			String msg= MessageFormat.format(format, new Object[] { Integer.toString(TIMEOUT/1000) } );
+			String msg= MessageFormat.format(format, new Object[] { Integer.toString(progressService.getLongOperationTime()/1000) } );
 			MessageDialog.openError(fComposite.getShell(), title, msg);
 			e= null;
 		} catch (InterruptedException ex) {
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/TimeoutContext.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/TimeoutContext.java
deleted file mode 100644
index e8e70af13..000000000
--- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/TimeoutContext.java
+++ /dev/null
@@ -1,385 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2003 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials 
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- * 
- * Contributors:
- *     IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.compare.internal;
-
-import java.lang.reflect.InvocationTargetException;
-
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.graphics.*;
-import org.eclipse.swt.layout.*;
-import org.eclipse.swt.widgets.*;
-
-import org.eclipse.jface.dialogs.*;
-import org.eclipse.jface.operation.*;
-import org.eclipse.jface.resource.JFaceResources;
-
-import org.eclipse.core.runtime.*;
-
-/**
- * A modal dialog that displays progress during a long running operation.
- */
-public class TimeoutContext {
-
-	private static class ModalContextThread extends Thread {
-		
-		private boolean fWorking;
-		private IRunnableWithProgress fRunnable;
-		private Throwable fThrowable;
-		private IProgressMonitor fProgressMonitor;
-		private boolean fContinueEventDispatching= true;
-		private Display fDisplay;
-
-		private ModalContextThread(IRunnableWithProgress operation, IProgressMonitor monitor) {
-			super("TimeoutContext"); //$NON-NLS-1$
-			fRunnable= operation;
-			fProgressMonitor= monitor;
-		}
-		
-		synchronized boolean timeout(Display display) {
-			fDisplay= display;
-			return fWorking;
-		}
-		
-		public void run() {
-			try {
-				fWorking= true;
-				if (fRunnable != null)
-					fRunnable.run(fProgressMonitor);
-			} catch (InvocationTargetException e) {
-				fThrowable= e;
-			} catch (InterruptedException e) {
-				fThrowable= e;
-			} catch (RuntimeException e) {
-				fThrowable= e;
-			} catch (ThreadDeath e) {
-				// Make sure to propagate ThreadDeath, or threads will never fully terminate
-				throw e;
-			} catch (Error e) {
-				fThrowable= e;
-			} finally {
-				fWorking= false;
-	
-				if (fDisplay != null) {
-					// Make sure that all events in the asynchronous event queue
-					// are dispatched.
-					fDisplay.syncExec(
-						new Runnable() {
-							public void run() {
-								// do nothing
-							}
-						}
-					);
-					
-					// Stop event dispatching
-					fContinueEventDispatching= false;
-					
-					// Force the event loop to return from sleep () so that
-					// it stops event dispatching.
-					fDisplay.asyncExec(null);
-				}
-			}	
-		}
-		
-		public void block() {
-			while (fContinueEventDispatching)
-				if (!fDisplay.readAndDispatch())
-					fDisplay.sleep();
-		}		
-	}
-	
-	static class ProgressMonitorDialog extends org.eclipse.jface.dialogs.Dialog {
-
-		protected ProgressIndicator fProgressIndicator;
-		protected Label fTaskLabel;
-		protected Label fSubTaskLabel;
-		protected Button fCancel;
-		protected boolean fEnableCancelButton;
-		private ProgressMonitor fProgressMonitor;
-		private Cursor fArrowCursor;
-		private Cursor fWaitCursor;
-		private Shell fParentShell;
-		
-		private ProgressMonitorDialog(Shell parent, boolean cancelable, ProgressMonitor pm) {
-			super(parent);
-			fProgressMonitor= pm;
-			fParentShell= parent;
-			fEnableCancelButton= cancelable;
-			this.setBlockOnOpen(false);
-			setShellStyle(SWT.BORDER | SWT.TITLE | SWT.APPLICATION_MODAL); // no close button
-		}
-		
-		public boolean close() {
-			if (fCancel != null && !fCancel.isDisposed())
-				fCancel.setCursor(null);
-			Shell shell= getShell();
-			if (shell != null && !shell.isDisposed())
-				shell.setCursor(null);
-			if (fArrowCursor != null)
-				fArrowCursor.dispose();
-			if (fWaitCursor != null)
-				fWaitCursor.dispose();
-			fArrowCursor= null;
-			fWaitCursor= null;
-			return super.close();
-		}
-		
-		protected void configureShell(Shell shell) {
-			super.configureShell(shell);
-			shell.setText(JFaceResources.getString("ProgressMonitorDialog.title")); //$NON-NLS-1$
-			if (fWaitCursor == null)
-				fWaitCursor= new Cursor(shell.getDisplay(),SWT.CURSOR_WAIT);
-			shell.setCursor(fWaitCursor);
-		}
-		
-		protected void createButtonsForButtonBar(Composite parent) {
-			// cancel button		
-			fCancel= createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, true);
-			if(fArrowCursor == null)
-				fArrowCursor= new Cursor(fCancel.getDisplay(),SWT.CURSOR_ARROW);		
-			fCancel.setCursor(fArrowCursor);
-			fCancel.addListener(SWT.Selection,
-				new Listener() {
-					public void handleEvent(Event e) {
-						if (fCancel != null && !fCancel.isDisposed())
-							fCancel.setEnabled(false);
-						fProgressMonitor.setCanceled(true);
-					}
-				}
-			);
-			fCancel.setEnabled(fEnableCancelButton);
-		}
-		
-		protected Control createDialogArea(Composite parent) {
-		
-			Composite c= (Composite)super.createDialogArea(parent);
-			((GridLayout)c.getLayout()).numColumns= 2;
-	
-			// icon
-			Label iconLabel= new Label(c, SWT.LEFT);
-			GridData gd= new GridData();
-			iconLabel.setLayoutData(gd);
-			iconLabel.setFont(parent.getFont());
-			Image i= JFaceResources.getImageRegistry().get(org.eclipse.jface.dialogs.Dialog.DLG_IMG_INFO);
-			if (i != null)
-				iconLabel.setImage(i);
-			else
-				iconLabel.setText(JFaceResources.getString("Image_not_found")); //$NON-NLS-1$
-	
-			// label on right hand side of icon
-			fTaskLabel= new Label(c, SWT.LEFT | SWT.WRAP);
-			fTaskLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
-			fTaskLabel.setFont(parent.getFont());
-	
-			// progress indicator
-			fProgressIndicator= new ProgressIndicator(c);
-			gd= new GridData();
-			gd.heightHint= 15;
-			gd.horizontalAlignment= GridData.FILL;
-			gd.grabExcessHorizontalSpace= true;
-			gd.horizontalSpan= 2;
-			fProgressIndicator.setLayoutData(gd);
-	
-			// label showing current task
-			fSubTaskLabel= new Label(c, SWT.LEFT | SWT.WRAP);
-			gd= new GridData(GridData.FILL_HORIZONTAL);
-			gd.heightHint= 35;	
-			gd.horizontalSpan= 2;
-			fSubTaskLabel.setLayoutData(gd);
-			fSubTaskLabel.setFont(parent.getFont());
-						
-			// update with values fProgressMonitor
-			String s= fProgressMonitor.fTask;
-			if (s == null)
-				s= ""; //$NON-NLS-1$
-			fTaskLabel.setText(s);
-			
-			if (fProgressMonitor.fMaxWork == IProgressMonitor.UNKNOWN)
-				fProgressIndicator.beginAnimatedTask();
-			else
-				fProgressIndicator.beginTask(fProgressMonitor.fMaxWork);
-
-			if (fProgressMonitor.fSubTask != null)
-				fSubTaskLabel.setText(fProgressMonitor.fSubTask);
-			fProgressIndicator.worked(fProgressMonitor.fWorked);
-	
-			fProgressMonitor.activate(this);
-			applyDialogFont(c);
-			return c;
-		}
-		
-		void beginTask(final String name, final int totalWork) {
-			fParentShell.getDisplay().syncExec(
-				new Runnable() {
-					public void run() {
-						fTaskLabel.setText(name);
-						
-						if (fProgressIndicator != null && fProgressIndicator.isDisposed()) {
-							if (totalWork == IProgressMonitor.UNKNOWN)
-								fProgressIndicator.beginAnimatedTask();
-							else
-								fProgressIndicator.beginTask(totalWork);
-						}
-					}
-				}
-			);
-		}
-		
-		void setTaskName(final String name) {
-			fParentShell.getDisplay().syncExec(
-				new Runnable() {
-					public void run() {
-						if (fTaskLabel != null && fTaskLabel.isDisposed())
-							fTaskLabel.setText(name);
-					}
-				}
-			);
-		}
-
-		void setSubTaskName(final String name) {
-			fParentShell.getDisplay().syncExec(
-				new Runnable() {
-					public void run() {
-						String n= (name == null) ? "" : name;	//$NON-NLS-1$
-						if (fSubTaskLabel != null && !fSubTaskLabel.isDisposed())
-							fSubTaskLabel.setText(n);
-					}
-				}
-			);	
-		}
-		
-		void done() {
-			fParentShell.getDisplay().syncExec(
-				new Runnable() {
-					public void run() {
-						if (fProgressIndicator != null && !fProgressIndicator.isDisposed()) {
-							fProgressIndicator.sendRemainingWork();
-							fProgressIndicator.done();
-						}
-					}
-				}
-			);
-		}
-		
-		void worked(final double work) {
-			fParentShell.getDisplay().syncExec(
-				new Runnable() {
-					public void run() {
-						if (fProgressIndicator != null && !fProgressIndicator.isDisposed())
-							fProgressIndicator.worked(work);
-					}
-				}
-			);
-		}
-
-		protected Point getInitialSize() {
-			return getShell().computeSize(450, SWT.DEFAULT);
-		}
-	}
-
-	private static class ProgressMonitor implements IProgressMonitor {
-		
-		private int fMaxWork;
-		private String fTask;
-		private String fSubTask;
-		private int fWorked;
-		private ProgressMonitorDialog fProgressMonitorDialog;
-		private boolean fIsCanceled;
-		
-		public void beginTask(String name, int totalWork) {
-			
-			fTask= name;
-			fMaxWork= totalWork;
-			fWorked= 0;
-			
-			if (fProgressMonitorDialog != null)	
-				fProgressMonitorDialog.beginTask(name, totalWork);			
-		}
-		
-		void activate(ProgressMonitorDialog dialog) {
-			fProgressMonitorDialog= dialog;
-		}
-		
-		public void done() {
-			if (fProgressMonitorDialog != null)				
-				fProgressMonitorDialog.done();
-		}
-		
-		public void setTaskName(String name) {
-			fTask= name;
-			if (fProgressMonitorDialog != null)				
-				fProgressMonitorDialog.setTaskName(name);
-		}
-				
-		public boolean isCanceled() {
-			return fIsCanceled;
-		}
-		
-		public void setCanceled(boolean b) {
-			fIsCanceled= b;
-		}
-		
-		public void subTask(String name) {
-			fSubTask= name;
-			if (fProgressMonitorDialog != null)				
-				fProgressMonitorDialog.setSubTaskName(name);
-		}
-		
-		public void worked(int work) {
-			if (fProgressMonitorDialog != null)
-				internalWorked(work);
-			else
-				fWorked+= work;
-		}
-		
-		public void internalWorked(double work) {
-			if (fProgressMonitorDialog != null)				
-				fProgressMonitorDialog.worked(work);
-		}
-	}
-	
-	public static void run(boolean cancelable, int timeout, Shell parent, IRunnableWithProgress runnable) throws InvocationTargetException, InterruptedException {
-		
-		Display display= parent.getDisplay();
-		
-		ProgressMonitor pm= new ProgressMonitor();
-				
-		ModalContextThread t= new ModalContextThread(runnable, pm);
-		t.start();	// start the long running operation
-		
-		// wait until long operations terminates or timeout
-		try {
-			t.join(timeout);
-		} catch (InterruptedException e) {
-			// silently ignored
-		}
-		
-		if (t.timeout(display)) {	// timeout
-			ProgressMonitorDialog dialog= new ProgressMonitorDialog(parent, cancelable, pm);
-			dialog.open();
-			t.block();
-			dialog.close();
-		}
-		
-		Throwable throwable= t.fThrowable;
-		if (throwable != null) {
-			if (throwable instanceof InvocationTargetException) {
-				throw (InvocationTargetException) throwable;
-			} else if (throwable instanceof InterruptedException) {
-				throw (InterruptedException) throwable;
-			} else if (throwable instanceof OperationCanceledException) {
-				throw new InterruptedException(throwable.getMessage());
-			} else {
-				throw new InvocationTargetException(throwable);
-			}	
-		}
-	}
-}
-
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/PreviewPatchPage.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/PreviewPatchPage.java
index b2b0fdd2a..d73579cc7 100644
--- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/PreviewPatchPage.java
+++ b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/PreviewPatchPage.java
@@ -22,6 +22,7 @@ import org.eclipse.swt.events.*;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.*;
 import org.eclipse.swt.widgets.*;
+import org.eclipse.ui.PlatformUI;
 import org.eclipse.ui.help.WorkbenchHelp;
 
 import org.eclipse.jface.viewers.Viewer;
@@ -37,7 +38,6 @@ import org.eclipse.compare.*;
 import org.eclipse.compare.internal.CompareUIPlugin;
 import org.eclipse.compare.internal.DiffImage;
 import org.eclipse.compare.internal.ICompareContextIds;
-import org.eclipse.compare.internal.TimeoutContext;
 import org.eclipse.compare.internal.Utilities;
 import org.eclipse.compare.structuremergeviewer.*;
 
@@ -48,9 +48,7 @@ import org.eclipse.compare.structuremergeviewer.*;
  * resources.
  */
 /* package */ class PreviewPatchPage extends WizardPage {
-	
-	static final int GUESS_TIMEOUT= 1500; 	// show progress after 1.5sec of fuzz factor guessing
-	
+		
 	/**
 	 * Used with CompareInput
 	 */
@@ -369,7 +367,8 @@ import org.eclipse.compare.structuremergeviewer.*;
 		final int strip= getStripPrefixSegments();
 		final int[] result= new int[1];
 		try {
-			TimeoutContext.run(true, GUESS_TIMEOUT, getControl().getShell(),
+			PlatformUI.getWorkbench().getProgressService().run(true, true,
+			//TimeoutContext.run(true, GUESS_TIMEOUT, getControl().getShell(),
 				new IRunnableWithProgress() {
 					public void run(IProgressMonitor monitor) {
 						result[0]= guess(patcher, monitor, strip);